using System;
using System.Collections.Generic;
using System.IO;
using Cysharp.Threading.Tasks;
using UnityEngine;

public class CheckAssetValidTask : LaunchTask
{
    public override float expectTime
    {
        get { return LocalSave.GetFloat("CheckAssetValidTask_ExpectTime", 3f); }
        protected set { LocalSave.SetFloat("CheckAssetValidTask_ExpectTime", value); }
    }

    public override void Begin()
    {
        LaunchInHot.m_CurrentStage = LaunchStage.CheckAsset;
        duration = Mathf.Max(0.5f, expectTime);

        ServerListCenter.Instance.RequestJumpUrl().Forget();

        // TODO YYL
        // OperationLogCollect.Instance.RecordLauchEvent(2);
        // OperationLogCollect.Instance.RecordEvent(2);

        VersionConfig.GetAsync().ContinueWith(config =>
        {
            if (VersionUtility.Instance.NeedDownAsset())
            {
                done = false;
                progress = 0f;
                // 通过 YooAsset（ConfigManager）加载配置，不再走旧的 HTTP 下载
                LoadConfigsViaYooAsset().Forget();
            }
            else
            {
                done = true;
            }
        }).Forget();
    }

    private async UniTaskVoid LoadConfigsViaYooAsset()
    {
        try
        {
            // 并行加载 PriorBundle 和 OPConfig（通过 YooAsset / ConfigManager）
            var t1 = PriorBundleConfig.LazyInitAsync();
            var t2 = OPConfigConfig.LazyInitAsync();
            await UniTask.WhenAll(t1, t2);
            Debug.Log("[CheckAssetValidTask] PriorBundle 和 OPConfig 通过 YooAsset 加载完成");

            // YooAsset 已在 Launch 阶段完成资源版本检查和下载
            // 不再需要旧的 AssetsVersion.txt 下载 + 文件校验流程
            AssetVersionUtility.ForceCompleteCheck();
        }
        catch (Exception ex)
        {
            Debug.LogError($"[CheckAssetValidTask] YooAsset 加载配置失败: {ex}");
            AssetVersionUtility.ForceCompleteCheck();
        }
    }

    public override void End()
    {
        expectTime = timer;
        Debug.LogFormat("{0}执行时长：{1}；", this.GetType().Name, timer);

        GameNotice.OpenGameNotice();
        OperationLogCollect.Instance.RecordLauchEvent(13);
    }

    public override void Update()
    {
        if (done)
        {
            return;
        }

        timer += Time.deltaTime;
        if (!AssetVersionUtility.checkAssetCompleted)
        {
            done = false;
            progress = timer / expectTime;
        }
        else
        {
            done = true;
        }

        ExceptionReport();
    }
}